This puzzle has many different option which can be configured. Up to 4 different codes and be programmed to activate the 4 relays on the unit. These codes can either be entered at any time, or you can specify that they must be entered in order. Codes can be any length. Once a correct code is entered the associated relay(s) activate and stay active until the prop is reset.

Audio:

The LocKeeper has audio capabilities and you can attach a pair of powered speakers to the unit to hear audio files. Audio must be uploaded to the unit and there are a number of different sounds which can be added, including different sounds for each correct code, sound for incorrect code entry, and custom button sounds (NOTE: the supplied keypad unit has built-in beep sounds).